version up jackson from 1.9.7 to 2.3.4 #503
added notice change jackson from ver 1 to 2 #503
change jackson url #503
Merge pull request #539 from terasolunaorg/issues/503_version_up_jackson_from_1.9.7_to_2.3.4

version up jackson from 1.9.7 to 2.3.4 #503